First report of Pterinotrematoides mexicanum Caballero & Bravo-Hollis, 1955 (Monogenea, Macrovalvitrematidae) in Micropogonias furnieri (Desmarest, 1823) (Perciformes, Sciaenidae) from the coastal zone of the state of Rio Grande do Sul, Brazil

First record of basket stars Astrocyclus caecilia(Lütken, 1856) andAstrophyton muricatum (Lamarck, 1816) (Echinodermata, Ophiuroidea, Euryalida) for the state of Rio Grande do Norte, northeastern Brazil